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AHA: Up to 5 Cups of Coffee Daily Safe for Heart, But Energy Drinks Risky

AHA scientific statement reveals up to 400 mg caffeine/day (5 cups coffee) safe for heart, may reduce risk of heart disease, stroke, heart failure. Energy drinks increase blood pressure and arrhythmia risk.

This news matters because it clarifies the cardiovascular risks and benefits of caffeine, a substance consumed daily by millions. For most adults, moderate coffee intake is safe and may even protect against heart disease, stroke, and diabetes. However, the warning about energy drinks—which can contain dangerously high caffeine levels—is crucial for young adults and others who may unknowingly consume excessive amounts. The statement also highlights that additives like sugar and cream can negate health benefits, empowering consumers to make informed choices. As heart disease remains the leading cause of death globally, understanding caffeine's role can help individuals tailor their intake to support heart health.